可持续发展不是一种选择，而是我们对后代的责任。

对认知的研究需要经验方法和理论方法的结合。

Responsibilities gravitate to the person who can shoulder them;power to the man who knows how.

世界是一本书，不旅行的人只读了一页。

要理解宇宙，你必须理解它所用的语言，那就是数学。

Life is too short to waste time on things that don't make you happy.

市场是一位伟大的老师，但它收取高昂的学费。

成功辨识的关键是找到一个足够灵活的模型结构，以捕捉系统的基本特征，同时又足够简单，可以从现有数据中估计出来。

Faith is the great cop-out, the great excuse to evade the need to think and evaluate evidence. Faith is belief in spite of, even perhaps because of, the lack of evidence.